@charset "UTF-8";
* {
  margin: 0;
  padding: 0;
  font-size: 14px;
  color: #000;
  font-family: "微软雅黑";
  box-sizing: border-box;
}
ul {
  list-style-type: none;
}
button {
  cursor: pointer;
  border: none;
  outline: none;
}
a {
  text-decoration: none;
}
a img {
  border: none;
}
html,
body {
  font-size: 100px;
}
@media (max-width: 1024px) {
  html,
  body {
    font-size: 136.533px;
  }
}
@media (max-width: 840px) {
  html,
  body {
    font-size: 112px;
  }
}
@media (max-width: 750px) {
  html,
  body {
    font-size: 100px;
  }
}
@media (max-width: 600px) {
  html,
  body {
    font-size: 80px;
  }
}
@media (max-width: 520px) {
  html,
  body {
    font-size: 69.333px;
  }
}
@media (max-width: 460px) {
  html,
  body {
    font-size: 61.3323px;
  }
}
@media (max-width: 414px) {
  html,
  body {
    font-size: 55.2px;
  }
}
@media (max-width: 390px) {
  html,
  body {
    font-size: 52px;
  }
}
@media (max-width: 375px) {
  html,
  body {
    font-size: 50px;
  }
}
@media (max-width: 360px) {
  html,
  body {
    font-size: 48px;
  }
}
@media (max-width: 320px) {
  html,
  body {
    font-size: 42.666px;
  }
}
@keyframes an1 {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.04);
  }
  100% {
    transform: scale(1);
  }
}
.header {
  width: 100%;
  height: 1.2rem;
  border-bottom: 1px solid #e2e2e2;
}
.header .center {
  width: 100%;
  margin: 0 auto;
}
.header .center h1 {
  float: left;
}
.header .center h1 img {
  display: block;
  height: 100%;
}
.header .center h2 {
  color: #868686;
  font-size: 0.24rem;
  float: left;
  line-height: 1.2rem;
  font-weight: lighter;
}
.header .center a {
  float: right;
  color: #2d2d2d;
  font-size: 0.26rem;
  margin-right: 0.2rem;
  margin-top: 0.22rem;
}
.header .center a img {
  margin-right: 0.1rem;
  display: block;
  width: 0.58rem;
  float: left;
}
@media (min-width: 750px) {
  .header {
    width: 100%;
    height: 80px;
    border-bottom: 1px solid #e2e2e2;
  }
  .header .center {
    width: 40%;
    margin: 0 auto;
  }
  .header .center h1 {
    float: left;
    height: 80px;
  }
  .header .center h1 img {
    display: block;
    height: 80px;
  }
  .header .center h2 {
    color: #868686;
    font-size: 16px;
    float: left;
    line-height: 80px;
    font-weight: lighter;
  }
  .header .center a {
    float: right;
    color: #2d2d2d;
    font-size: 16px;
    margin-right: 0;
    margin-top: 0;
    line-height: 80px;
  }
  .header .center a br {
    display: none;
  }
  .header .center a img {
    margin-right: 10px;
    display: inline-block;
    width: 30px;
    float: none;
    position: relative;
    top: 0.1rem;
  }
}
.content {
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
}
.content .img1 {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
}
.content .img1-s {
  display: block;
  width: 100%;
  margin-top: 0.05rem;
  animation: an1 0.6s infinite;
}
.content .btn {
  width: 86%;
  height: 1rem;
  margin: 0 auto;
  margin-top: 0.4rem;
}
.content .btn .on {
  display: block;
  animation: an1 0.8s infinite;
  width: 47%;
  float: left;
  height: 0.8rem;
  background: #e53333;
  margin: 0 auto;
  text-align: center;
  line-height: 0.8rem;
  border-radius: 0.45rem;
  color: #fff;
  font-size: 0.36rem;
  font-weight: bold;
  box-shadow: 0px 2px 5px #b4b4b4;
}
.content .btn .on.flr {
  float: right;
}
.content .btn .on img {
  display: inline-block;
  width: 0.44rem;
  position: relative;
  top: 0.1rem;
  left: -0.1rem;
}
.content .img2 {
  display: block;
  width: 100%;
  margin-top: 0.2rem;
}
.content .android {
  display: block;
  width: 90%;
  margin: 0 auto;
  margin-top: 0.25rem;
}
.content .android img {
  display: block;
  width: 100%;
}
.content .ios {
  display: block;
  width: 90%;
  margin: 0 auto;
  margin-top: 0.25rem;
}
.content .ios img {
  display: block;
  width: 100%;
}
@media (min-width: 750px) {
  .content .btn {
    width: 86%;
    height: 50px;
    margin: 0 auto;
    margin-top: 15px;
  }
  .content .btn .on {
    display: block;
    width: 47%;
    float: left;
    height: 45px;
    background: #e53333;
    margin: 0 auto;
    text-align: center;
    line-height: 45px;
    border-radius: 0.45rem;
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    box-shadow: 0px 2px 5px #b4b4b4;
  }
  .content .btn .on.flr {
    float: right;
  }
  .content .btn .on img {
    display: inline-block;
    width: 24px;
    position: relative;
    top: 5px;
    left: -5px;
  }
}